Olivia Newton-John

JOHN TRAVOLTA and OLIVIA NEWTON-JOHN in GREASE (1978)
John Travolta Posts Heartfelt Message to Late Olivia Newton-John on Her 74th Birthday: 'My Olivia'
Singer Olivia Newton-John (L) and husband John Easterling attend the Steve Irwin Gala Dinner at JW Marriott Los Angeles at L.A. LIVE on May 21, 2016 in Los Angeles, California.
John Easterling Recalls One of His First Vacations with Olivia Newton-John on Late Wife's Birthday
LAS VEGAS, NV - AUGUST 09: Singer Chloe Lattanzi (L) and her mother, singer/actress Olivia Newton-John celebrate the 35th anniversary of "Xanadu" with the world premiere of their music video "You Have to Believe" at Share Nightclub on August 9, 2015 in Las Vegas, Nevada. (Photo by Bryan Steffy/WireImage)
Olivia Newton-John's Daughter Continues Her Mom's Work in Raising Cancer Awareness: 'The Torch Has Been Passed'